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Calculating the Global Warming Impact of Insulation
If you insulate with certain types of foam, thick insulation puts the planet at greater risk than thin insulation
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Nailing Window Flanges Through Foam
Builders have been doing it for years, but some window manufacturers aren’t sure it’s a good idea
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Building an Unvented Crawlspace
Sealed crawlspaces have less mold and stay dryer than vented crawlspaces — and they often save energy
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Alternatives to Clothes Dryers
Clotheslines, condensing dryers, drying cabinets, drying closets, and drying rooms
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Can ‘Passive House’ Be Trademarked?
It appears that builders of passive solar homes can still use the phrase ‘passive house’ in their marketing materials
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A New Way to Duct HRVs
Instead of pulling exhaust air from bathrooms and the laundry room, consider exhausting stale air from bedrooms
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More Passivhaus Site Visits in Washington State
Part Two of Martin’s report on his visit to construction sites and a Passivhaus conference in the Pacific Northwest
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Visiting Passivhaus Job Sites in Washington State
The Energy Nerd flies to the West coast, camera and notebook in hand, to document new energy-efficient homes in Seattle and Olympia
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Are Passivhaus Requirements Logical or Arbitrary?
Martin Holladay’s keynote address at the Passive House Northwest conference in Olympia, Washington
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New Green Building Products — March 2011
An HRV, a bath exhaust fan, a pressure-balancing grille, a sneaky video camera, and several new Passivhaus windows